Tennessee Code Title 35. Fiduciaries and Trust Estates § 35-5-115

(a)(1) IF a nonresident creditor holds indebtedness secured by residential real property that is located in this state and owned by a state resident, OR

(2) IF a nonresident trustee or agent is involved in foreclosure proceedings relative to residential real property that is located in this state and owned by a resident,

(3) THEN all discovery proceedings, including, but not limited to, the production of requested documents and the deposition of witnesses, shall be conducted in the county in which the residential real estate is located or in which the litigation is pending.